GB314648A - Improvements in or relating to gramophone "pick-up" devices - Google Patents

Improvements in or relating to gramophone "pick-up" devices

Info

Publication number
GB314648A
GB314648A GB1528928A GB1528928A GB314648A GB 314648 A GB314648 A GB 314648A GB 1528928 A GB1528928 A GB 1528928A GB 1528928 A GB1528928 A GB 1528928A GB 314648 A GB314648 A GB 314648A
Authority
GB
United Kingdom
Prior art keywords
armature
limb
yoke
magnet
carried
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB1528928A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ELECTRAMONIC Co Ltd
Original Assignee
ELECTRAMONIC Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ELECTRAMONIC Co Ltd filed Critical ELECTRAMONIC Co Ltd
Priority to GB1528928A priority Critical patent/GB314648A/en
Priority to FR675443D priority patent/FR675443A/fr
Priority to BE360830D priority patent/BE360830A/xx
Publication of GB314648A publication Critical patent/GB314648A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/08—Gramophone pick-ups using a stylus; Recorders using a stylus

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electromagnets (AREA)
GB1528928A 1928-05-24 1928-05-24 Improvements in or relating to gramophone "pick-up" devices Expired GB314648A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB1528928A GB314648A (en) 1928-05-24 1928-05-24 Improvements in or relating to gramophone "pick-up" devices
FR675443D FR675443A (fr) 1928-05-24 1929-05-21 Perfectionnements apportés aux liseurs électro-magnétiques pour phonographes
BE360830D BE360830A (enrdf_load_stackoverflow) 1928-05-24 1929-05-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1528928A GB314648A (en) 1928-05-24 1928-05-24 Improvements in or relating to gramophone "pick-up" devices

Publications (1)

Publication Number Publication Date
GB314648A true GB314648A (en) 1929-07-04

Family

ID=10056418

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1528928A Expired GB314648A (en) 1928-05-24 1928-05-24 Improvements in or relating to gramophone "pick-up" devices

Country Status (3)

Country Link
BE (1) BE360830A (enrdf_load_stackoverflow)
FR (1) FR675443A (enrdf_load_stackoverflow)
GB (1) GB314648A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
FR675443A (fr) 1930-02-10
BE360830A (enrdf_load_stackoverflow) 1929-06-29

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